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abstracts

ejaavso282

eJAAVSO

CT Lacertae: Another Long-period Carbon Star with Long-Timescale Variations?

   pdf

Matthew R. Templeton
Peter Maurer
Wolfgang Kriebel
Wayne M. Lowder (1932–2003)
Etienne Morelle
Steve O’Connor
Andrzej Arminski
Laurent Bichon
John E. Bortle

ejaavso281

eJAAVSO

Methods for O–C (Observed Minus Computed) Diagrams and for the Determination of Light Elements of Variable Stars with Linear and Second Order Polynomial Ephemerides

   pdf

Roy Andrew Axelsen
P.O. Box 706, Kenmore, Queensland 4069, Australia

Received July 24, 2014; accepted July 28, 2014

ejaavso280

eJAAVSO

EQ Eridani, a Multiperiodic delta Scuti Star

   pdf

Roy Andrew Axelsen
P.O. Box 706, Kenmore, Queensland 4069, Australia

Received May 24, 2014; revised August 8, 2014; accepted August 11, 2014

Abstract

ejaavso279

eJAAVSO

23 New Variable Stars

   pdf

Maurice Clark
Texas Tech University, Physics Department, P.O. Box 41051, Lubbock, TX 79409

Received May 20, 2014, accepted June 30, 2014

ejaavso274

eJAAVSO

Twenty-Two New Variable Stars in the Northern Sky and Light Elements Improvement for PT Lyr, [WM2007] 1157, and [WM2007] 1160

   pdf

Riccardo Furgoni

Keyhole Observatory MPC K48, Via Fossamana 86, S. Giorgio di Mantova (MN), Italy
and
AAMN Gorgo Astronomical Observatory MPC 434, S. Benedetto Po (MN), Italy

ejaavso273

eJAAVSO

Multi-band Differential Photometry of the Eclipsing Variable Star NSVS 5750160

   pdf

Robert C. Berrington
Ball State University, Dept. of Physics and Astronomy, Muncie, IN 47306

ejaavso421243

eJAAVSO  

Observations of an Eclipse of Bright Star b Persei by the Third Star in February 2013: Erratum

Donald F. Collins
138 College View Drive, Swannanoa, NC 28778

ejaavso421234

eJAAVSO  

Abstracts of Papers and Posters Presented at the 102nd Annual Meeting of the American Association of Variable Star Observers, Held in Woburn, Massachusetts, October 11-12, 2013

pdf

JAAVSO v42n1

 

 

 

Volume 42 Number 1 2014

Paper copy from createspace.com is available for $12 plus shipping.

You may download this issue for free in pdf format.

Page
Number
 
1 Amplitude Variations in Pulsating Red Supergiants
John R. Percy, Viraja C. Khatu
  abstract pdf    
 
13 New R Coronae Borealis and DY Persei Star Candidates and Other Related Objects Found in Photometric Surveys
Sebastían Otero, Stefan Hümmerich, Klaus Bernhard, Igor Soszyński
  abstract pdf  
 
37 New Light Elements for the High Amplitude d Scuti Star BS Aquarii
Roy Andrew Axelsen
  abstract pdf  
 
44 New Light Elements for the High Amplitude d Scuti Star RS Gruis
Roy Andrew Axelsen
  abstract pdf  
 
53 Multi-Longitude Observation Campaign of KV Cancri: an RR Lyrae Star with Irregular Blazhko Modulations
Pierre de Ponthière, Michel Bonnardeau, Franz-Josef Hambsch, Tom Krajci, Kenneth Menzies, Richard Sabo
  abstract pdf  
 
66 Multicolor CCD Photometry and Period Analysis of Three Pulsating Variable Stars
Kevin B. Alton
  abstract pdf  
 
99 New Variable Stars Discovered by the APACHE Survey. I. Results After the First Observing Session
Mario Damasso, A. Bernagozzi, El Bertolini, P. Calcidese, A. Carbognani, D. Cenadelli, J. M. Christille, P. Giacobbe, L. Lanteri, M. G. Lattanzi, R. Smart, A. Sozzetti
  abstract pdf  
 
124 Recent Maxima of 75 Short Period Pulsating Stars
Gerard Samolyk
  abstract pdf  
 
134 New Observations of Close Eclipsing Binary Systems with d Scuti Pulsations
Garrison Turner, Ronald Katichuck, John Holaday
  abstract pdf  
 
141 Three New Eccentric Eclipsing Binary Systems in the OGLE-II Database
Marco Ciocca, Stefan Hümmerich
  abstract pdf  
 
154 The Light Curve and Period of MT696
Steven P. Souza, Gillian Beltz-Mohrmann, Mona Sami
  abstract pdf  
 
161 125-Day Spectral Record of the Bright Nova Delphini 2013 (V339 Del)
Howard D. Mooers, William S. Wiethoff
  abstract pdf  
 
166 New Observations of the Am Star BP Octantis
Terry T. Moon, John L. Innis
  abstract pdf  
 
177 Z Cam Stars in the Twenty-First Century
Mike Simonsen, David Boyd, William Goff, Tom Krajci, Kenneth Menzies, Sebastian Otero, Stefano Padovan, Gary Poyner, James Roe, Richard Sabo, George Sjoberg, Bart Staels, Rod Stubbings, John Toone, Patrick Wils
  abstract pdf  
 
199 ST Chamaeleontis and BP Coronae Australis: Two Southern Dwarf Novae Confirmed as Z Cam Stars
Mike Simonsen, Terry Bohlsen, Franz-Josef Hambsch, Rod Stubbings
  abstract pdf  
 
204 OQ Carinae—A New Southern Z Cam Type Dwarf Nova
Rod Stubbings, Mike Simonsen
  abstract pdf  
 
207 The Ellipsoidal Variable b Persei 
Steven L. Morris
  abstract pdf  
 
214 Detecting Problematic Observer Offsets in Sparse Photometry
Tom Claderwood
  abstract pdf  
 
219 Analysis of Seven Years of Globe at Night Data
Jennifer J. Birriel, Constance E. Walker, Cory R. Thornsberry
  abstract pdf  
 
229 Leslie Peltier: The World's Greatest Amateur Astronomer
Mike Simonsen
  abstract pdf  
 
234 Abstracts of Papers and Posters Presented at the 102nd Annual Meeting of the AAVSO, October 11-12, 2013, Woburn, Massachusetts
 
  abstract pdf
 
243 Erratum
 
  abstract pdf

ejaavso421013

eJAAVSO

New R Coronae Borealis and DY Persei Star Candidates and Other Related Objects Found in Photometric Surveys

pdf

Sebastián Otero
AAVSO Headquarters, 49 Bay State Road, Cambridge, MA 02138

Stefan Hümmerich
Stiftstr. 4, Braubach, D-56338, Germany

Pages

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484